should swan
Regular verb: swan - swaned- swaned

Affirmation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I'd swan
you'd swan
he'd swan
we'd swan
you'd swan
they'd swan 	I'd be swaning
you'd be swaning
he'd be swaning
we'd be swaning
you'd be swaning
they'd be swaning	I should've swaned
you should've swaned
he should've swaned
we should've swaned
you should've swaned
they should've swaned	I should've been swaning
you should've been swaning
he should've been swaning
we should've been swaning
you should've been swaning
they should've been swaning	

Negation 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
I shouldn't swan
you shouldn't swan
he shouldn't swan
we shouldn't swan
you shouldn't swan
they shouldn't swan 	I shouldn't be swaning
you shouldn't be swaning
he shouldn't be swaning
we shouldn't be swaning
you shouldn't be swaning
they shouldn't be swaning	I shouldn't have swaned
you shouldn't have swaned
he shouldn't have swaned
we shouldn't have swaned
you shouldn't have swaned
they shouldn't have swaned	I shouldn't have been swaning
you shouldn't have been swaning
he shouldn't have been swaning
we shouldn't have been swaning
you shouldn't have been swaning
they shouldn't have been swaning	

Interrogative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
should I swan?
should you swan?
should he swan?
should we swan?
should you swan?
should they swan? 	should I be swaning?
should you be swaning?
should he be swaning?
should we be swaning?
should you be swaning?
should they be swaning? 	should I have swaned?
should you have swaned?
should he have swaned?
should we have swaned?
should you have swaned?
should they have swaned? 	should I have been swaning?
should you have been swaning?
should he have been swaning?
should we have been swaning?
should you have been swaning?
should they have been swaning? 	

Interro-negative form 	
Simple form 	V-ing form 	Perfect 	V-ing perfect 	
shouldn't I swan?
shouldn't you swan?
shouldn't he swan?
shouldn't we swan?
shouldn't you swan?
shouldn't they swan? 	shouldn't I be swaning?
shouldn't you be swaning?
shouldn't he be swaning?
shouldn't we be swaning?
shouldn't you be swaning?
shouldn't they be swaning? 	shouldn't I have swaned?
shouldn't you have swaned?
shouldn't he have swaned?
shouldn't we have swaned?
shouldn't you have swaned?
shouldn't they have swaned? 	shouldn't I have been swaning?
shouldn't you have been swaning?
shouldn't he have been swaning?
shouldn't we have been swaning?
shouldn't you have been swaning?
shouldn't they have been swaning?